Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
NOTE: The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup
program after you replace the system board.
NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. Make the appropriate changes again after you replace the system board.
About this task
The following image indicates the location of the cables on your system board.
Figure 2. System-board cables
1.
Power-button cable 2. Left fan cable
3. Left antenna cable (applicable only to computers shipped with
active antenna)
4. Left speaker cable
5. Keyboard cable 6. Right speaker cable
7. Antenna cables 8. Right antenna cable (applicable only to computers shipped with
active antenna)
9. Right fan cable 10. Display cable
The following images indicate the location of the system board and provide a visual representation of the installation procedure.
Removing and installing components
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